Devina Rankin
37
Treasurer & VP
Waste Management

Rankin has managed four capital market transactions that raised $2 billion for $13.4 billion Waste Management, executed a $2 billion revolving credit facility, and implemented improvements in cash and interest-expense forecasting. Prior to joining the company 10 years ago, she was a senior auditor at Ernst & Young and Arthur Andersen. Rankin has a B.B.A. and an M.S. in accounting from Texas A&M University.

See Part I of the 2012 30 Under 40 Slideshow here and Part II here.

For the complete 2012 30 Under 40 list, see Ascending the Corporate Ladder. For last year's list, see Ready to Take Charge.

Pieter Roeloffs
35
Head of M&A & VP
Wolters Kluwer

Since joining the $4.5 billion global information services company in 2006, Roeloffs has executed more than 90 acquisitions and divestitures for Wolters Kluwer in Europe and Asia. He joined the company in 2006 after working in business development at Philips and in the corporate finance practice at PricewaterhouseCoopers. Roeloffs has a B.B.A. and an M.B.A. in financial management from Erasmus University.

Petra Rosenauer
39
Senior director treasury & head of cash management
Flextronics International

Vienna-based Rosenauer manages the $29 billion contract manufacturer's liquidity in Europe and has set up cash pooling comprising 75 entities that covers most of Europe. With her team, she is responsible for meeting tight cash concentration targets. Prior to joining Flextronics, Rosenauer worked in finance at Western Union. She has a master's degree in social and economic science from Vienna Business University.

Michelle Scheer
38
VP, finance
Thomson Reuters

As head of finance and operations for Thomson Reuters' corporate tax business, Scheer has driven revenue growth and increased the unit's profit margin. Earlier, as assistant treasurer, she led the development of a foreign exchange risk management strategy. Scheer joined Thomson Reuters in 2009 after working in the treasurer's office at General Motors. She has a B.S. in mathematics from MIT and an M.B.A. in finance from Wharton.

Ravi Varma
31
VP, global portfolio analysis & strategy oversight
American Express

As head of a critical function in the risk management unit of $32.3 billion American Express, Varma has led efforts to assess emerging risks and work out policies and product changes to address them. He started his career as an analyst at Arthur Andersen. Varma has a B.A. in economics from the University of Delhi and an M.S. in quantitative economics from Indian Statistical Institute.

Emily Waldorf
35
Director, corporate development
Campbell Soup Co.

As head of M&A and business development for the $7.7 billion food company, Waldorf led the due diligence and valuation efforts for Campbell's $1.55 billion acquisition of Bolthouse Farms, which involved 20 work streams and a team of 74. Waldorf has worked for Discovery Communications, the FBI, Johnson & Johnson and AT&T. She has a B.S. in finance from Penn State and an M.B.A. from Harvard Business School.

David Webb
37
Director, financial strategy
Ford Motor

As director of financial strategy for the $136.3 billion automaker, Webb has led development of Ford Credit's capital and funding strategies. He's in charge of the company's efforts around financial regulatory reform worldwide and led development of an innovative fixed-income security, the Ford Upgrade Exchange Linked Notes. Webb has a B.A. in economics from Wheaton College and an M.B.A. in finance from the University of Michigan.

Christopher Winfrey
37
CFO & EVP
Charter Communications

At the $7.2 billion cable operator, Winfrey not only directs all of the financial functions but also has responsibility for the areas of supply chain management, revenue assurance and business intelligence. Prior to joining Charter in 2010, he was CFO at Unitymedia in Germany. Winfrey has also worked at Cablecom and NTL Europe. He has a B.S. in accounting and an M.B.A. from the University of Florida.

Thomas Wittman
38
Managing director
FedEx Express

Wittmann oversees financial planning and support for the airline division of FedEx Express. He and his team play a key role in the company's management of its fleet of aircraft, such as the decision to acquire 767s to retire aging MD10s and the introduction of the Boeing 777F. He joined FedEx Express in 1998 as an associate financial analyst. Wittman has a B.B.A. and an M.S. in economics from the University of Mississippi.

Vienna Wong
35
Senior director, corporate mergers & acquisitions
PepsiCo

Wong leads the execution of strategic activities for $66.5 billion PepsiCo. She has completed three transactions since joining the company in 2010, including the acquisition of Mabel, Brazil's leading maker of cookies, crackers and snacks. Prior to joining PepsiCo, Wong was an investment banker at JPMorgan, Lehman Brothers and Barclays Capital. She has a B.S. in finance and accounting from Wharton.

See Part I of the 2012 30 Under 40 Slideshow here and Part II here.

Instant Insights /

30 Under 40 Slideshow, Part III

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